Empty housing for high mechanical load capacity. Protection class IP66/IP67 according to DIN EN 60529. Corrosion and impact resistant thanks to high-quality powder coating. Grounding screws in the base and cover for holding protective conductors. Material: die-cast aluminum. Seal: foamed PUR seal. Cover screws: stainless steel, captive, combination Phillips head. Temperature range: -30°C to +80°C.